OSG Carbide Spotting & Chamfering Drill - Micro Grain - Uncoated - 90° - 3mm CMTHOLDER Using the VCOIL NoGo gauge

Using the VCOIL NoGo gauge supports reliable quality control for Helicoil insert threads by providing an immediate pass/fail assessment

An intermediate-precision tool with left-hand spiral flutes and right-hand cutting

while the carbide composition provides durable cutting edges for extended tool life in everyday drilling tasks

Built with a straight shank for secure clamping and a carbide core for durability

OSG Carbide Spotting & Chamfering Drill - Micro Grain - Uncoated - 90° - 3mm CMTHOLDER Using the VCOIL NoGo gaugeThe OSG Carbide Spotting & Chamfering Drill is a precision tool designed for accurate hole starts and clean chamfers. Crafted from micro grain carbide and offered in a 3mm diameter, this uncoated bit delivers stable, repeatable results for a wide range of materials and applications. Its 90 chamfer geometry helps create crisp, uniform edges right from the cut, reducing deburring and finishing time. Built for professionals and hobbyists alike, the drill